public class Constant {
    public static final int DEFAULT_SIZE=10;
    public static final String EMPTY_LIST="顺序表为空";
    public static final String GET_POS_ILLEGALITY="get方法中给的下标不合法";
    public static final String ADD_POS_ILLEGALITY="Add方法中给的下标位置不合法";
    public static final String SET_POS_ILLEGALITY="set方法给的pos不合法";
}
